Commit 6c5f86ab authored Oct 13, 2020 by Jianqun Xu Committed by Greg Kroah-Hartman Nov 24, 2020

pinctrl: rockchip: enable gpio pclk for rockchip_gpio_to_irq



[ Upstream commit 63fbf8013b2f6430754526ef9594f229c7219b1f ]

There need to enable pclk_gpio when do irq_create_mapping, since it will
do access to gpio controller.

Signed-off-by: Jianqun Xu <jay.xu@rock-chips.com>
Reviewed-by: Heiko Stuebner <heiko@sntech.de>
Reviewed-by: Kever <Yang&lt;kever.yang@rock-chips.com>
Link: https://lore.kernel.org/r/20201013063731.3618-3-jay.xu@rock-chips.com


Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

parent fe428936

drivers/pinctrl/pinctrl-rockchip.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -2778,7 +2778,9 @@ static int rockchip_gpio_to_irq(struct gpio_chip *gc, unsigned offset)
		if (!bank->domain)
		return -ENXIO;

		clk_enable(bank->clk);
		virq = irq_create_mapping(bank->domain, offset);
		clk_disable(bank->clk);

		return (virq) ? : -ENXIO;
		}